calcitonin
/ˌkæl.sɪˈtoʊ.nɪn/
noun
- A hormone produced by the thyroid gland that helps regulate calcium levels in the blood.
- Some medications for osteoporosis contain synthetic calcitonin.
- Doctors may measure calcitonin levels to check for thyroid problems.
- Calcitonin helps lower blood calcium by keeping calcium in the bones.